Authors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, Brazil

Authors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, Brazil

Authors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, Brazil

Authors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, Brazil

Authors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, BrazilAuthors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, BrazilAuthors' Affiliations: Department of Restorative Sciences, Angiogenesis Research Laboratory, University of Michigan School of Dentistry; Department of Biomedical Engineering, University of Michigan College of Engineering; Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, Michigan; and Department of Oral Pathology, School of Dentistry, Universidade Federal do Rio Grande do Sul; Porto Alegre, Rio Grande do Sul, Brazil